<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		
		
		<script type="text/javascript">
			`use strict`

			// let a = 1;
			// alert(a);

			// a  =3 ;
			// alert(a);
			const  pi = 3.14;
			alert(pi);
			
			pi = 1.24;
			alert(pi)
			
		</script>
	</body>
</html>
